CN209841676U - Light beam direction fine adjustment device of laser gas analyzer - Google Patents

Abstract

The utility model discloses a laser gas analyzer light beam direction fine-tuning device, which comprises a base, wherein the upper end of the base is fixedly connected with a support column, the upper end of the support column is fixedly connected with a cylinder, a shaft bracket is rotatably sleeved outside the cylinder, the lower end of the shaft bracket is fixedly connected with a guide bracket, a guide rod is slidably sleeved in the guide bracket, a first spring is sleeved outside the guide rod, and the right end of the guide rod is fixedly connected with a friction block; the improved rotary shaft frame is characterized in that a rotary shaft is sleeved in the shaft frame in a rotary mode, a connecting seat is sleeved on the outer side of the rotary shaft in a sliding mode, a threaded rod is connected to the upper end of the connecting seat through threads, and a clamping seat is fixedly connected to the upper end of the threaded rod. This laser gas analysis appearance light beam direction micromatic setting not only can carry out angle modulation to the light beam, can 360 degrees rotations moreover, is convenient for aim at the target, conveniently measures the work.

Description

Light beam direction fine adjustment device of laser gas analyzer

Technical Field

The utility model relates to a laser gas analysis appearance technical field specifically is a laser gas analysis appearance light beam direction micromatic setting.

Background

The technology of laser gas analyzers is essentially a spectroscopic absorption technique that obtains the concentration of a gas by analyzing the selective absorption of laser light by the gas. The difference between the semiconductor laser and the traditional infrared spectrum absorption technology is that the spectrum width of the semiconductor laser is far smaller than the broadening of a gas absorption spectrum line.

When the laser gas analyzer is used for measurement, the light source of the laser gas analyzer is fixed, so that the position of a light beam is inconvenient to adjust, the laser analyzer needs to be held by hand to adjust the light beam, the light beam is aligned to a target, and the use of the laser analyzer is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laser gas analyzer light beam direction micromatic setting to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a light beam direction fine-tuning device of a laser gas analyzer comprises a base, wherein a support column is fixedly connected to the upper end of the base, a cylinder is fixedly connected to the upper end of the support column, a shaft bracket is rotatably sleeved on the outer side of the cylinder, a guide bracket is fixedly connected to the lower end of the shaft bracket, a guide rod is slidably sleeved in the guide bracket, a first spring is sleeved on the outer side of the guide rod, and a friction block is fixedly connected to the right end of the guide rod;

the improved bearing bracket is characterized in that a rotating shaft is sleeved in the shaft bracket in a rotating mode, a connecting seat is sleeved on the outer side of the rotating shaft in a sliding mode, a threaded rod is connected to the upper end of the connecting seat through threads, a clamping seat is fixedly connected to the upper end of the threaded rod, a guide seat is fixedly connected to the right end of the shaft bracket, a square rod is sleeved in the guide seat in a sliding mode, a second spring is sleeved on the outer side of the square rod, and clamping teeth are fixedly connected to the upper end of.

Preferably, the supporting column is provided with an annular groove, and a friction block is in contact connection in the annular groove.

Preferably, the shaft bracket is provided with a through hole, and the through hole is rotatably sleeved with the cylinder.

Preferably, the right end of the rotating shaft is fixedly connected with a gear, and the gear is clamped with the clamping teeth.

Preferably, the connecting seat is fastened and connected with the rotating shaft through a screw.

Preferably, an analyzer is clamped in the clamping seat and provided with a light source.

Compared with the prior art, the beneficial effects of the utility model are that: this laser gas analysis appearance light beam direction micromatic setting not only can carry out angle modulation to the light beam, can 360 degrees rotations moreover, is convenient for aim at the target, conveniently measures the work.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the point A of the present invention;

FIG. 3 is a right side view of the axle bracket of the present invention;

fig. 4 is a top view of the support pillar and the friction block of the present invention.

In the figure: the device comprises a base 1, a support column 2, an annular groove 3, a cylinder 4, a shaft bracket 5, a through hole 6, a guide frame 7, a guide rod 8, a first spring 9, a friction block 10, a rotating shaft 11, a gear 12, a screw 13, a connecting seat 14, a threaded rod 15, a clamping seat 16, an analyzer 17, a light source 18, a guide seat 19, a square rod 20, a second spring 21 and a clamping tooth 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a light beam direction fine-tuning device of a laser gas analyzer comprises a base 1, a supporting column 2 is fixedly connected to the upper end of the base 1, the supporting column 2 is provided with an annular groove 3, a friction block 10 is in contact connection in the annular groove 3, the friction block 10 and the supporting column 2 can not easily move relatively through the matching of the friction block 10 and the annular groove 3, a cylinder 4 is fixedly connected to the upper end of the supporting column 2, a shaft bracket 5 is rotatably sleeved on the outer side of the cylinder 4, the shaft bracket 5 is provided with a through hole 6, the through hole 6 is rotatably sleeved with the cylinder 4, the shaft bracket 5 can rotate around the cylinder 4 through the matching of the through hole 6 and the cylinder 4, a guide bracket 7 is fixedly connected to the lower end of the shaft bracket 5, a guide rod 8 is slidably sleeved in the guide bracket 7, the guide bracket 7 has a guiding effect on the guide rod 8, a first spring 9 is sleeved on, the first spring 9 is in a compressed state and has a compression elastic force effect on the friction block 10, so that the friction block 10 clamps the annular groove 3;

the rotating shaft 11 is rotatably sleeved in the shaft bracket 5, the right end of the rotating shaft 11 is fixedly connected with a gear 12, the gear 12 is clamped with a clamping tooth 22, the gear 12 can be positioned through the matching of the clamping tooth 22 and the gear 12, so that the rotating shaft 11 is positioned, the outer side of the rotating shaft 11 is slidably sleeved with a connecting seat 14, the connecting seat 14 is fixedly connected with the rotating shaft 11 through a screw 13, the upper end of the connecting seat 14 is connected with a threaded rod 15 through a thread, the upper end of the threaded rod 15 is fixedly connected with a clamping seat 16, an analyzer 17 is clamped in the clamping seat 16, the analyzer 17 is provided with a light source 18, the analyzer 17 belongs to the prior art, the light source 18 can emit light beams, the right end of the shaft bracket 5 is fixedly connected with a guide seat 19, a square rod 20 is slidably sleeved in the guide seat 19, the guide seat 19 has a guide effect on the square rod 20, the, the latch 22 has a compression elastic force, so that the latch 22 latches the gear 12, and the latch 22 is fixedly connected to the upper end of the square rod 20.

The utility model discloses when concrete implementation: when the angle of the light beam needs to be adjusted, the clamping seat 16 is held, the square rod 20 is moved downwards, the square rod 20 drives the clamping teeth 22 to move downwards, the second spring 21 is compressed, the clamping teeth 22 leave the gear 12, then the clamping seat 16 is shifted, the clamping seat 16 drives the analyzer 17 to deflect upwards, the light source 18 deflects upwards, the clamping seat 16 drives the threaded rod 15 to deflect, the threaded rod 15 drives the connecting seat 14 to rotate around the rotating shaft 11, the rotating shaft 11 drives the gear 12 to rotate, after the light source 18 is adjusted to a proper position, the square rod 20 is released, the clamping teeth 22 reset under the action of the compression elasticity of the second spring 21, the gear 12 is clamped, the direction adjustment of the light source 18 can be realized, and therefore the light beam adjustment is realized; when the projection range of the light source 18 needs to be transferred, the shaft bracket 5 is rotated, the shaft bracket 5 drives the rotating shaft 11 to rotate, the rotating shaft 11 drives the connecting seat 14 to rotate, the connecting seat 14 drives the clamping seat 16 to rotate, the clamping seat 16 drives the analyzer 17 to rotate, the analyzer 17 drives the light source 18 to rotate, light beam range adjustment can be realized, after the light beam is aligned to a target in a proper position by rotation, the light beam can be stopped, the friction block 10 is clamped by the friction block 10 due to the fact that the first spring 9 is in a compression state and has a compression elastic effect, and therefore the friction block 10 and the support column 2 are not prone to relative movement.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a laser gas analysis appearance beam direction micromatic setting, includes base (1), its characterized in that: the upper end of the base (1) is fixedly connected with a supporting column (2), the upper end of the supporting column (2) is fixedly connected with a cylinder (4), the outer side of the cylinder (4) is rotatably sleeved with a shaft bracket (5), the lower end of the shaft bracket (5) is fixedly connected with a guide bracket (7), a guide rod (8) is slidably sleeved in the guide bracket (7), the outer side of the guide rod (8) is sleeved with a first spring (9), and the right end of the guide rod (8) is fixedly connected with a friction block (10);

pivot (11) have been cup jointed to pedestal (5) internal rotation, connecting seat (14) have been cup jointed in the outside slip of pivot (11), threaded rod (15) have been passed through to the upper end of connecting seat (14), the upper end fixedly connected with cassette (16) of threaded rod (15), the right-hand member fixedly connected with guide holder (19) of pedestal (5), sliding sleeve has square pole (20) in guide holder (19), second spring (21) have been cup jointed in the outside of square pole (20), the upper end fixedly connected with latch (22) of square pole (20).

2. The fine adjustment device for the beam direction of the laser gas analyzer according to claim 1, wherein: the supporting column (2) is provided with an annular groove (3), and a friction block (10) is in contact connection in the annular groove (3).

3. The fine adjustment device for the beam direction of the laser gas analyzer according to claim 1, wherein: the shaft bracket (5) is provided with a through hole (6), and the through hole (6) is rotatably sleeved with the cylinder (4).

4. The fine adjustment device for the beam direction of the laser gas analyzer according to claim 1, wherein: the right-hand member fixedly connected with gear (12) of pivot (11), gear (12) and latch (22) joint.

5. The fine adjustment device for the beam direction of the laser gas analyzer according to claim 1, wherein: the connecting seat (14) is fixedly connected with the rotating shaft (11) through a screw (13).

6. The fine adjustment device for the beam direction of the laser gas analyzer according to claim 1, wherein: an analyzer (17) is clamped in the clamping seat (16), and a light source (18) is arranged on the analyzer (17).